The difference between 0.003286 correct to three significant figures and 0.003286 correct to four decimal places is

Calculate the approximate cost of 15 mobile phones at $102.99 each

Correct 0.3748 to two significant figures.

Find the estimated answers of the equation :

Find correct to one decimal place 0.31744 ÷ 0.0407

Express 0.4563948 to three decimal places.

Estimate the answer to

Round off 0.004365 correct to 2 significant figures.

You want to buy carpet for two rooms. The first is 3.2m by 2.7m. The second is smaller, 1.16m by 2.5m. How much carpet do you need to buy to be sure of having enough for both rooms?

Express 156 to the nearest 10

A ball has diameter 20 cm. The volume of the ball, correct to two significant figures is

Approximate 0.0007925 correct to 3 significant figures.

Write 0.3741 to 2 decimal places

If in a month Nigeria export 2.25 million barrels of petrol per day. If 1 barrel costs $98.50. How much to 3 s.f will be realised in a year (365 days)

In order to take his family to a show, Sergio will have to purchase 2 adult tickets and 3 child tickets. Given that an adult ticket costs £32.60 and a child ticket costs £17.50, work out an estimate for how much it will cost Sergio to take his whole family to this show.

What is 0.021728 to 3 significant figures?

The area of a rectangle is 65.69 cm², if the length is 10.12 cm, calculate the width correct to 2 dp

A price of unleaded petrol is N97 per litre. A company buys 692 litres, calculate the estimated amount

James wants to buy 5 pens and 3 pencils. The pens cost $\pounds 1.89$ each and the pencils cost 45p. Find an estimate for how much this will cost James in $\pounds$.

Find the estimated answers of the equation :
98.51 ÷ 25.4